BERKELEY ADU GUIDELINES
NUMBER OF ADUS PERMITTED: One ADU is allowed per lot that contains one primary residence.
ADU SQUARE FOOTAGE: ADU cannot exceed 750 square feet or 75% of the primary residence, whichever is less
TYPES OF ADUS ALLOWED: All types are allowed. (Detached, Attached, Junior)
LOT SIZE: No minimum requirement.
SETBACKS: ADU must be set at least four feet away from all property lines.
PARKING: Tandem parking in driveways is allowed. Parking requirement may not apply if ADUs is one quarter mile from BART and an RPP zone.
Architectural compatibility of property is required.
Roof cannot exceed 14 feet if sloped and 10 feet if flat.
Interior ceiling cannot exceed 10 feet.
ENTRY: Entrance of ADU must be independent and separate from primary residence.
OWNERSHIP: Owners are required to live on the property in either the primary residence or ADU.
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